[Openstack] tap/qvb/qvo interfaces are not being deleted on compute node

Kyle Mestery (kmestery) kmestery at cisco.com
Thu Aug 22 22:00:23 UTC 2013


On Aug 22, 2013, at 11:27 AM, Nick Maslov <azpekt at gmail.com> wrote:
> Hi Kyle,
> 
> I`m on 2013.1.2.
> 
> I believe that might be related to sudo issue I had on nova/quantum hosts.
> 
> How many virtual interfaces should be owned by one VM (having one internal IP and one floating)?
> 
If you're using security groups, there will be one tap interface on the OVS bridge, and one on the Linux bridge used to implement security groups.

> Thanks,
> NM
> 
> On 08/21, Kyle Mestery (kmestery) wrote:
>> On Aug 20, 2013, at 11:37 PM, Nick Maslov <azpekt at gmail.com> wrote:
>>> Hi,
>>> 
>>> In my test installation of OpenStack, I see that too many tap/qvb/qvo interfaces are still there - but I have too few running instances to use them all.
>>> 
>>> It looks like:
>>> 
>>> root at nova02:~# virsh list --all
>>> Id    Name                           State
>> 
>> 
>> Hi Nick:
>> 
>> They should be cleaned up automatically. What version of OpenStack are you using? Also, look in the OVS agent logs to see if there is an indication of a problem occurring.
>> 
>> Thanks,
>> Kyle






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